Adobe After Effects up to 25.6.4/26.0.2 File heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.0$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Adobe After Effects up to 25.6.4/26.0.2. Affected by this issue is some unknown functionality of the component File Handler. The manipulation leads to heap-based overflow. This vulnerability is uniquely identified as CVE-2026-34642. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Adobe After Effects up to 25.6.4/26.0.2. This issue affects an unknown functionality of the component File Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

After Effects versions 26.0, 25.6.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

It is possible to read the advisory at helpx.adobe.com. The identification of this vulnerability is CVE-2026-34642 since 03/30/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/13/2026).

The vulnerability scanner Nessus provides a plugin with the ID 314330 (Adobe After Effects < 25.6.5 / 26.0 < 26.2 Multiple Arbitrary code execution (APSB26-48) (macOS)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (314330). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (adobe): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 314330
Nessus Name: Adobe After Effects < 25.6.5 / 26.0 < 26.2 Multiple Arbitrary code execution (APSB26-48) (macOS)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/30/2026 CVE reserved
05/12/2026 +43 days Advisory disclosed
05/12/2026 +0 days VulDB entry created
05/13/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: adobe.com

Advisory: apsb26-48
Status: Confirmed

CVE: CVE-2026-34642 (🔒)
GCVE (CVE): GCVE-0-2026-34642
GCVE (VulDB): GCVE-100-363287

Entryinfo

Created: 05/12/2026 20:43
Updated: 05/13/2026 22:21
Changes: 05/12/2026 20:43 (64), 05/13/2026 22:21 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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